技术参数：

Measuring principle	Infrared absorption
Measurement Range	0...2000ppm NO 0...200Vol.-%CO2 0...2000ppm SO2 0...250Vol.-%CO2
Accuracy	��2% of full range（const.humid.（�/td>
Repeatability	��0.5％（at zero� ��0.5％（at span（�/td>
Baseline noise	��0.5％of range
Signal response time	t 90<2sec. (at 60 l/h) t 90<1sec. (at 180 l/h)
Operating Temperature	0-45ℂ�/td>
Temperature coefficient	<1% of range /10k
Warm-up time	<3 min.(full specification)
Output	digital，RS232 analogue�?0...1050mV，linear
Input Voltage	5v，dc
Power consumption	8w
Dimensions	290��100��48mm
Software	PC-operating software vs.RS232

主要特点９�/strong>

可同时测量SO2、NO、O2、CO2四种气体成分，气体干扰有效补偿，为CEMS系统设计节约成本，亦可增加CO、NO2两种测量组分